MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/h3-alpn-ok/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 40 of 40 observations since 18 September 2026.

The record behind itOne mark per snapshot, and every grade sealed along the way.

grade/v1
sealed in REL-SNAP-084

Sealed grades: UNGRADED from REL-SNAP-045 to REL-SNAP-057, A from REL-SNAP-058 to REL-SNAP-084.

  • Reachable
  • Reachable, asked to sign in or pay
  • Not reachable
  • Not observed
Transport
streamable-http
Tools listed
31
Tool schema fingerprint
666bd6ab8a05aa4a…changed 2 times on the record
Name reported by the server
ALPN h3 token, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/h3-alpn-okas the registry listed it; not covered by the chain
First and last observed
18 Sep 2026 to 27 Oct 2026

Observations

Newest first. Each row is a separate look, not a summary.

Observed (UTC)SnapshotRecorded asLatencyToolsTool schema
2026-10-27 09:29REL-SNAP-084OK56 ms31666bd6ab8a05aa4a…
2026-10-26 09:29REL-SNAP-083OK57 ms31666bd6ab8a05aa4a…
2026-10-25 09:24REL-SNAP-082OK249 ms31666bd6ab8a05aa4a…
2026-10-24 09:23REL-SNAP-081OK97 ms31666bd6ab8a05aa4a…
2026-10-23 10:34REL-SNAP-080OK53 ms31666bd6ab8a05aa4a…
2026-10-22 10:10REL-SNAP-079OK70 ms31666bd6ab8a05aa4a…
2026-10-21 09:51REL-SNAP-078OK57 ms31666bd6ab8a05aa4a…
2026-10-20 10:20REL-SNAP-077OK47 ms31666bd6ab8a05aa4a…
Show all 40 observations
2026-10-19 10:31REL-SNAP-076OK57 ms31666bd6ab8a05aa4a…
2026-10-18 09:32REL-SNAP-075OK79 ms31666bd6ab8a05aa4a…
2026-10-17 09:30REL-SNAP-074OK45 ms31666bd6ab8a05aa4a…
2026-10-16 09:42REL-SNAP-073OK50 ms31666bd6ab8a05aa4a…
2026-10-15 09:47REL-SNAP-072OK46 ms31666bd6ab8a05aa4a…
2026-10-14 09:53REL-SNAP-071OK46 ms31666bd6ab8a05aa4a…
2026-10-13 09:55REL-SNAP-070OK83 ms31666bd6ab8a05aa4a…
2026-10-12 10:36REL-SNAP-069OK71 ms31666bd6ab8a05aa4a…
2026-10-11 09:28REL-SNAP-068OK48 ms31666bd6ab8a05aa4a…
2026-10-10 09:30REL-SNAP-067OK52 ms31666bd6ab8a05aa4a…
2026-10-09 09:33REL-SNAP-066OK47 ms31666bd6ab8a05aa4a…
2026-10-08 09:44REL-SNAP-065OK49 ms31666bd6ab8a05aa4a…
2026-10-07 09:56REL-SNAP-064OK88 ms31666bd6ab8a05aa4a…
2026-10-06 09:30REL-SNAP-063OK45 ms31666bd6ab8a05aa4a…
2026-10-05 10:19REL-SNAP-062OK45 ms31666bd6ab8a05aa4a…
2026-10-04 09:46REL-SNAP-061OK48 ms31666bd6ab8a05aa4a…
2026-10-03 09:39REL-SNAP-060OK45 ms31666bd6ab8a05aa4a…
2026-10-02 09:36REL-SNAP-059OK45 ms31666bd6ab8a05aa4a…
2026-10-01 09:40REL-SNAP-058OK54 ms31666bd6ab8a05aa4a…
2026-09-30 10:04REL-SNAP-057OK77 ms31666bd6ab8a05aa4a…
2026-09-29 10:00REL-SNAP-056OK51 ms31666bd6ab8a05aa4a…
2026-09-28 10:13REL-SNAP-055OK46 ms31666bd6ab8a05aa4a…
2026-09-27 09:58REL-SNAP-054OK70 ms31666bd6ab8a05aa4a…
2026-09-26 09:46REL-SNAP-053OK77 ms31666bd6ab8a05aa4a…
2026-09-25 10:09REL-SNAP-052OK55 ms31666bd6ab8a05aa4a…
2026-09-24 10:12REL-SNAP-051OK48 ms31666bd6ab8a05aa4a…
2026-09-23 10:17REL-SNAP-050OK46 ms310c28f070eef231c8…
2026-09-22 09:56REL-SNAP-049OK71 ms305814c18b429d6b65…
2026-09-21 09:40REL-SNAP-048OK47 ms305814c18b429d6b65…
2026-09-20 09:59REL-SNAP-047OK79 ms305814c18b429d6b65…
2026-09-19 09:43REL-SNAP-046OK57 ms305814c18b429d6b65…
2026-09-18 09:57REL-SNAP-045OK50 ms305814c18b429d6b65…

Checking this record

Each observation above is a leaf of the merkle root published with its snapshot. A proof shows a record is in the archive. It does not show the measurement is correct.

Latest root, REL-SNAP-084

ed182ac44848117a98c9536eabbd63d33a756c4db072812094c742e3fa1fdef6

Published at

gist.github.com/181cc5f4834e0a4f812acde9a5efdb95

Is agent-observatory-sensor.nolimit-observatory.workers.dev/s/h3-alpn-ok/mcp reliable?
Its sealed grade is A (grade/v1, sealed in REL-SNAP-084). Grades run from A to F by how consistently an endpoint was recorded reachable. A grade describes the record; it is not a guarantee.
When was it last checked?
27 October 2026, in snapshot REL-SNAP-084, where it was recorded as OK.
Has its tool list changed?
Yes. Its tool schema fingerprint changed 2 times on the record. Each change is dated in the observations below.